464
FNCA52 TJSJ 021930
FWFSJU
FIRE WEATHER PLANNING FORECAST FOR PUERTO RICO
NATIONAL WEATHER SERVICE SAN JUAN PR
330 PM AST SAT MAY 2 2026
DISCUSSION
NO FIRE DANGER IS EXPECTED TODAY.
PRZ014-030800-
SOUTHEAST COASTAL PLAINS-
330 PM AST SAT MAY 2 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLEAR CLEAR MCLEAR MCLEAR
PRECIP TYPE SHOWERS NONE SHOWERS SHOWERS
CHANCE PRECIP (%) 10 0 10 10
TEMP (24H TREND) 72 (-1) 88 (+1) 72 88
RH % (24H TREND) 86 (-1) 48 (-8) 89 45
WIND 20FT/EARLY(MPH) E 13 E 17 E 11 E 17
WIND 20FT/LATE(MPH) E 10 SE 17 E 10 SE 17
MIXING HGT(FT-AGL/MSL) 4540 4290
TRANSPORT WND (MPH) E 16 E 18
VENT RATE (KT-FT) 63560 68640
DISPERSION 5 5
DSI 4 6 3 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
PRZ015-030800-
SOUTHERN HILLS-
330 PM AST SAT MAY 2 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLEAR CLEAR MCLEAR MCLEAR
PRECIP TYPE SHOWERS NONE SHOWERS SHOWERS
CHANCE PRECIP (%) 0 0 10 10
TEMP (24H TREND) 68 (-3) 85 (+2) 68 86
RH % (24H TREND) 96 (+3) 60 (-8) 97 58
WIND 20FT/EARLY(MPH) E 10 E 13 E 8 E 13
WIND 20FT/LATE(MPH) E 10 SE 12 E 11 SE 13
MIXING HGT(FT-AGL/MSL) 4910 5000
TRANSPORT WND (MPH) E 15 SE 16
VENT RATE (KT-FT) 63830 70000
DISPERSION 5 5
DSI 3 6 2 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
PRZ016-030800-
NORTH COASTAL PLAINS-
330 PM AST SAT MAY 2 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLEAR MCLEAR MCLEAR PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 20 0 10 10
TEMP (24H TREND) 70 (-3) 89 (+1) 71 91
RH % (24H TREND) 97 (+2) 57 (-8) 97 55
WIND 20FT/EARLY(MPH) E 12 E 12 SE 12 E 12
WIND 20FT/LATE(MPH) SE 9 E 16 SE 9 E 14
MIXING HGT(FT-AGL/MSL) 5050 5960
TRANSPORT WND (MPH) E 14 SE 15
VENT RATE (KT-FT) 60600 77480
DISPERSION 5 5
DSI 4 6 3 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
PRZ017-030800-
NORTHERN HILLS-
330 PM AST SAT MAY 2 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLEAR MCLEAR MCLEAR MCLEAR
PRECIP TYPE SHOWERS SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 0 10 0 20
TEMP (24H TREND) 68 (-2) 88 (+2) 69 89
RH % (24H TREND) 96 (-1) 59 (-7) 97 55
WIND 20FT/EARLY(MPH) SE 10 E 9 SE 10 E 10
WIND 20FT/LATE(MPH) SE 6 E 12 SE 5 E 12
MIXING HGT(FT-AGL/MSL) 5650 6220
TRANSPORT WND (MPH) E 9 SE 12
VENT RATE (KT-FT) 45200 62200
DISPERSION 5 5
DSI 2 6 2 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
PRZ018-030800-
WEST COAST-
330 PM AST SAT MAY 2 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER CLEAR MCLEAR CLEAR MCLEAR
PRECIP TYPE NONE SHOWERS NONE SHOWERS
CHANCE PRECIP (%) 0 0 0 10
TEMP (24H TREND) 71 (-1) 89 (+1) 71 91
RH % (24H TREND) 96 (-1) 59 (-7) 96 56
WIND 20FT/EARLY(MPH) E 13 E 14 SE 11 E 14
WIND 20FT/LATE(MPH) E 12 E 14 E 9 SE 16
MIXING HGT(FT-AGL/MSL) 4930 4870
TRANSPORT WND (MPH) E 14 SE 14
VENT RATE (KT-FT) 59160 58440
DISPERSION 5 5
DSI 4 6 3 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
PRZ019-030800-
EASTERN INTERIOR-
330 PM AST SAT MAY 2 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLEAR MCLEAR PCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 20 10 30 20
TEMP (24H TREND) 70 (-2) 87 (+2) 70 88
RH % (24H TREND) 96 (+2) 60 (-7) 97 59
WIND 20FT/EARLY(MPH) E 11 SE 13 SE 10 E 12
WIND 20FT/LATE(MPH) E 11 SE 12 E 11 SE 13
MIXING HGT(FT-AGL/MSL) 4930 5090
TRANSPORT WND (MPH) SE 16 SE 18
VENT RATE (KT-FT) 69020 81440
DISPERSION 5 5
DSI 3 6 3 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
PRZ022-030800-
LUQUILLO MOUNTAIN RANGE-
330 PM AST SAT MAY 2 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER PCLDY MCLEAR PCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 20 20 30 30
TEMP (24H TREND) 68 (-3) 83 (+3) 68 83
RH % (24H TREND) 98 (+2) 65 (-8) 99 64
WIND 20FT/EARLY(MPH) E 10 SE 12 E 8 E 11
WIND 20FT/LATE(MPH) E 9 SE 12 E 9 SE 11
MIXING HGT(FT-AGL/MSL) 4640 4350
TRANSPORT WND (MPH) SE 17 SE 20
VENT RATE (KT-FT) 69600 73950
DISPERSION 5 5
DSI 4 6 4 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
PRZ023-030800-
CENTRAL MOUNTAIN RANGE-
330 PM AST SAT MAY 2 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER CLEAR MCLEAR MCLEAR MCLEAR
PRECIP TYPE NONE SHOWERS NONE SHOWERS
CHANCE PRECIP (%) 0 0 0 10
TEMP (24H TREND) 66 (-2) 86 (+5) 66 87
RH % (24H TREND) 97 (0) 62 (-9) 98 58
WIND 20FT/EARLY(MPH) SE 6 E 10 SE 5 E 10
WIND 20FT/LATE(MPH) E 6 SE 10 E 5 SE 11
MIXING HGT(FT-AGL/MSL) 5810 6060
TRANSPORT WND (MPH) E 10 SE 13
VENT RATE (KT-FT) 52290 66660
DISPERSION 5 5
DSI 2 6 2 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
PRZ024-030800-
CAYEY MOUNTAIN RANGE-
330 PM AST SAT MAY 2 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLEAR MCLEAR PCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 20 10 30 20
TEMP (24H TREND) 69 (-2) 82 (+2) 69 83
RH % (24H TREND) 97 (+1) 65 (-6) 99 64
WIND 20FT/EARLY(MPH) E 9 E 12 E 8 E 12
WIND 20FT/LATE(MPH) E 8 SE 12 E 8 SE 12
MIXING HGT(FT-AGL/MSL) 4680 4480
TRANSPORT WND (MPH) SE 17 SE 18
VENT RATE (KT-FT) 70200 71680
DISPERSION 5 5
DSI 3 6 3 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
PRZ025-030800-
VIEQUES-
330 PM AST SAT MAY 2 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER PCLDY MCLEAR PCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 30 20 20 30
TEMP (24H TREND) 74 (-2) 85 (0) 74 87
RH % (24H TREND) 89 (0) 62 (-3) 89 61
WIND 20FT/EARLY(MPH) E 14 E 16 E 12 E 14
WIND 20FT/LATE(MPH) E 14 SE 13 E 14 SE 13
MIXING HGT(FT-AGL/MSL) 3750 3450
TRANSPORT WND (MPH) SE 17 SE 22
VENT RATE (KT-FT) 56250 65550
DISPERSION 5 5
DSI 6 6 6 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
PRZ026-030800-
CULEBRA-
330 PM AST SAT MAY 2 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER PCLDY MCLEAR PCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 30 20 20 30
TEMP (24H TREND) 76 (-1) 87 (+1) 75 89
RH % (24H TREND) 90 (+3) 61 (-7) 91 60
WIND 20FT/EARLY(MPH) E 14 E 14 E 12 E 14
WIND 20FT/LATE(MPH) E 14 SE 13 E 14 SE 14
MIXING HGT(FT-AGL/MSL) 3850 3490
TRANSPORT WND (MPH) SE 14 E 20
VENT RATE (KT-FT) 46200 59330
DISPERSION 5 5
DSI 6 6 6 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
PRZ027-030800-
SOUTHWEST COASTAL PLAINS AND MONA ISLAND-
330 PM AST SAT MAY 2 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER CLEAR CLEAR CLEAR CLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 0 0 0 0
TEMP (24H TREND) 72 (-2) 90 (+2) 72 91
RH % (24H TREND) 90 (-1) 46 (-11) 87 41
WIND 20FT/EARLY(MPH) E 18 E 19 E 16 E 20
WIND 20FT/LATE(MPH) E 17 SE 20 E 12 SE 21
MIXING HGT(FT-AGL/MSL) 4740 4460
TRANSPORT WND (MPH) E 20 E 21
VENT RATE (KT-FT) 80580 80280
DISPERSION 5 5
DSI 5 6 4 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
VIZ001-030800-
SAINT THOMAS AND SAINT JOHN-
330 PM AST SAT MAY 2 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER PCLDY MCLEAR PCLDY MCLEAR
PRECIP TYPE SHOWERS SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 30 10 20 20
TEMP (24H TREND) 75 (-2) 85 (+1) 75 86
RH % (24H TREND) 91 (+4) 64 (-4) 92 64
WIND 20FT/EARLY(MPH) E 14 E 16 E 12 E 14
WIND 20FT/LATE(MPH) E 17 SE 14 E 16 SE 13
MIXING HGT(FT-AGL/MSL) 3640 3420
TRANSPORT WND (MPH) SE 16 E 21
VENT RATE (KT-FT) 50960 61560
DISPERSION 5 5
DSI 6 6 6 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
VIZ002-030800-
ST CROIX-
330 PM AST SAT MAY 2 2026
TONIGHT SUN SUN NIGHT MON
CLOUD COVER MCLEAR MCLEAR MCLEAR MCLEAR
PRECIP TYPE SHOWERS SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 30 10 10 10
TEMP (24H TREND) 74 (-2) 86 (+1) 74 87
RH % (24H TREND) 90 (+2) 64 (-3) 90 63
WIND 20FT/EARLY(MPH) E 13 E 14 E 13 E 16
WIND 20FT/LATE(MPH) E 16 E 14 E 16 SE 16
MIXING HGT(FT-AGL/MSL) 4510 3770
TRANSPORT WND (MPH) SE 16 SE 21
VENT RATE (KT-FT) 63140 67860
DISPERSION 5 5
DSI 6 6 6 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
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